the u.s. seems to be broadening its role. the key role the u.s. is going to play here is with its sway over israel. obviously, israel and washington are best friends. washington has a lot of influence with israel. but the problem is, washington does not have a relationship with hamas. the u.s. sees hamas as a terrorist group, of course. i think that's where egypt could play a significant role here. look for secretary clinton to push egypt, its president, mohamed morsi, to get hamas to make some concessions to possibly hammer out a cease fire. yesterday egyptian officials were optimistic that a cease fire would come. today, it's not the case. all parties here seem to be continuing the push to hammer out some sort of truce while the violence seems to be escalating. >> reza sayah for us in cairo this morning. thank you. appreciate that. >>> couple of new things to tell you. the white house has a statement now on the bus explosion saying this. the united states condemns today's terrorist attack on a bus in tel aviv. our thoughts and prayers are with t